Butter stick



FIG. 1 is an illustration of an isometric view of a first embodiment of a butter stick;

FIG. 2 is an illustration of a top view of the butter stick of FIG. 1, with the bottom view being a mirror image thereof;

FIG. 3 is an illustration of a front view of the butter stick of FIG. 1, with the back view being a mirror image thereof;

FIG. 4 is an illustration of a left side view of the butter stick of FIG. 1, with the right side view being a mirror image thereof;

FIG. 5 is an illustration of an isometric view of a second embodiment of a butter stick;

FIG. 6 is an illustration of a top view of the butter stick of FIG. 5, with the bottom view being a mirror image thereof;

FIG. 7 is an illustration of a front view of the butter stick of FIG. 5, with the back view being a mirror image thereof; and,

FIG. 8 is an illustration of a left side view of the butter stick of FIG. 5, with the right side view being a mirror image thereof.

The broken lines in FIGS. 1-8 illustrate portions of the butter stick that form no part of the claim. Any portion of the article between the breaks in FIGS. 5-8 forms no part of the claimed design. 

CLAIM The ornamental design for a butter stick, as shown and described. 